freebsd-src/sys/netns/ns_if.h
1997-02-22 09:48:43 +00:00

90 lines
3.3 KiB
C

/*
* Copyright (c) 1984, 1985, 1986, 1987, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)ns_if.h 8.1 (Berkeley) 6/10/93
* $Id$
*/
#ifndef _NETNS_NS_IF_H_
#define _NETNS_NS_IF_H_
/*
* Interface address, xerox version. One of these structures
* is allocated for each interface with an internet address.
* The ifaddr structure contains the protocol-independent part
* of the structure and is assumed to be first.
*/
struct ns_ifaddr {
struct ifaddr ia_ifa; /* protocol-independent info */
#define ia_ifp ia_ifa.ifa_ifp
#define ia_flags ia_ifa.ifa_flags
struct ns_ifaddr *ia_next; /* next in list of xerox addresses */
struct sockaddr_ns ia_addr; /* reserve space for my address */
struct sockaddr_ns ia_dstaddr; /* space for my broadcast address */
#define ia_broadaddr ia_dstaddr
struct sockaddr_ns ia_netmask; /* space for my network mask */
};
struct ns_aliasreq {
char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
struct sockaddr_ns ifra_addr;
struct sockaddr_ns ifra_broadaddr;
#define ifra_dstaddr ifra_broadaddr
};
/*
* Given a pointer to an ns_ifaddr (ifaddr),
* return a pointer to the addr as a sockadd_ns.
*/
#define IA_SNS(ia) (&(((struct ns_ifaddr *)(ia))->ia_addr))
/* This is not the right place for this but where is? */
#define ETHERTYPE_NS 0x0600
#ifdef NSIP
struct nsip_req {
struct sockaddr rq_ns; /* must be ns format destination */
struct sockaddr rq_ip; /* must be ip format gateway */
short rq_flags;
};
#endif
#ifdef KERNEL
struct ns_ifaddr *ns_ifaddr;
struct ns_ifaddr *ns_iaonnetof();
void nsintr __P((void));
struct ifqueue nsintrq; /* XNS input packet queue */
#endif
#endif